????:1?????c4???1408:???????????

2?????wx?

3?????????????

4?????????

5?????????

???(????????????):??????,???????????????,??,???

?????????,????????????????????????????????????????11???,??????????????5.8%??????????????????11????????????,?????80%?????????????60%????????????,?????????????,????8.7%???????29.3%???,??21????30%?????

????????,11??????????,??50.3%,????????????,???????????????,??,???

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